Fox breed: silver frost fox
Breed introduction: using the male silver fox with the female basket fox can produce the young fox is the silver frost fox, it cannot be left for seed use, such fox skin is valuable and the price is slightly higher than the real estate blue fox skin.
Plush, gray-blue, smooth, Mao Feng Qi, metatarsus with dense hair, suitable for cold climate conditions.
The life span is generally 8-10 years, the available life is 4-6 years, the age from September to November is mature, estrus is from mid-February to early May every year, only once a year, and the pregnancy period is 52 days.
The average number of litters in the group is 8-12, with a maximum of 24. The newborn fox weighs 60-90 grams, the adult fox weighs 8-12 kilograms, the length of the skin is 110-113 cm, and 80% of the skin is between No. 0 and No. 00.
The annual survival rate is more than 95%, resistant to rough feeding, easy to manage, strong disease resistance and high birth rate.
The fur of the silver frost fox is thick and is a rare top-grade fur.
The breeding of silver frost fox will have broad development prospects.
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Causes and Preventive measures of Silkworm poisoning
In the process of sericulture, poisoning sometimes occurs, which affects the growth and development of silkworms and causes a large number of deaths. Therefore, silkworm farmers must pay attention to it and take measures to avoid loss. 1. Gas poisoning silkworm eggs green stage or young silkworm one or two instar stage, the temperature of silkworm room is low, need to be heated. If coal products are used for heating, and there are no exhaust facilities on the coal stove, the toxic gases such as carbon dioxide, hydrogen sulfide and carbon monoxide accumulate in the silkworm room, which can cause poisoning of silkworm eggs and silkworms. Bombyx mori eggs are poisoned during the green stage and are prone to dead eggs or uneven hatching.
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Snake processing and utilization
The snake is almost a treasure all over the body, and the economic benefit of comprehensive utilization is very high. Processing snakeskin: if you want to process snakeskin, you must first peel snakeskin. There are two main ways to peel snakeskin: one is hanging and peeling, the skin is cylindrical, then cut vertically along the abdomen to form a sheet; the other is peeling the skin on the ground, which is flaky, that is, cutting off the head and tail and taking the middle part. However, no matter what kind of peeling method is used, the skin should be spread flat, nailed to the plank, and dried and taken off.
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